/* ===== Design Tokens ===== */
:root {
  /* Colors — warm neutral palette */
  --color-bg: hsl(40, 20%, 97%);
  --color-bg-alt: hsl(40, 15%, 93%);
  --color-surface: hsl(0, 0%, 100%);
  --color-text: hsl(220, 15%, 16%);
  --color-text-secondary: hsl(220, 8%, 48%);
  --color-text-tertiary: hsl(220, 6%, 64%);
  --color-accent: hsl(220, 15%, 16%);
  --color-border: hsl(220, 10%, 88%);
  --color-overlay: hsla(220, 15%, 16%, 0.6);

  /* Typography — Clean, modern sans-serif stack */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  --font-display: var(--font-sans);
  --font-body: var(--font-sans);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  /* Sizing */
  --max-width: 1280px;
  --nav-height: 72px;

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 200ms;
  --duration-normal: 400ms;
  --duration-slow: 600ms;

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

/* ===== Reset & Base ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-family: var(--font-sans);
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
  font-size-adjust: from-font;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--color-text);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
optgroup,
select,
textarea {
  font-family: var(--font-sans);
  font-size: 100%;
  line-height: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

ul, ol {
  list-style: none;
}

/* ===== Utilities ===== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background: hsla(40, 20%, 97%, 0.85);
  backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.nav.scrolled {
  background: hsla(40, 20%, 97%, 0.95);
  box-shadow: 0 1px 3px hsla(220, 15%, 16%, 0.04),
              0 4px 12px hsla(220, 15%, 16%, 0.03);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.nav__links {
  display: flex;
  gap: var(--space-xl);
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 450;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  position: relative;
  padding-block: var(--space-xs);
  transition: color var(--duration-fast) var(--ease-out);
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--color-text);
  transition: width var(--duration-normal) var(--ease-out);
}

.nav__link:hover {
  color: var(--color-text);
}

.nav__link:hover::after {
  width: 100%;
}

/* Mobile menu button */
.nav__menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  padding: 0;
}

.nav__menu-btn span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--color-text);
  transition: transform var(--duration-normal) var(--ease-out),
              opacity var(--duration-fast) var(--ease-out);
  transform-origin: center;
}

.nav__menu-btn.active span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav__menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.nav__menu-btn.active span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ===== Hero ===== */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: var(--nav-height);
  position: relative;
}

.hero__content {
  padding: var(--space-3xl) var(--space-lg);
}

.hero__eyebrow {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp var(--duration-slow) var(--ease-out) 0.2s forwards;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.75rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.04em;
  color: var(--color-text);
  margin-bottom: var(--space-xl);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp var(--duration-slow) var(--ease-out) 0.4s forwards;
}

.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 540px;
  margin-inline: auto;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp var(--duration-slow) var(--ease-out) 0.6s forwards;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  opacity: 0;
  animation: fadeUp var(--duration-slow) var(--ease-out) 1s forwards;
}

.hero__scroll-indicator span {
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: var(--color-border);
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-text);
  animation: scrollLine 2s var(--ease-out) infinite;
}

@keyframes scrollLine {
  0% { top: -100%; }
  50% { top: 0; }
  100% { top: 100%; }
}

/* ===== Section Headers ===== */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--color-text);
}

/* ===== Work Gallery ===== */
.work {
  padding: var(--space-4xl) 0;
}

/* Filter bar */
.filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-3xl);
}

.filter-btn {
  font-size: 0.8125rem;
  font-weight: 450;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  padding: var(--space-sm) var(--space-lg);
  border-radius: 100px;
  border: 1px solid transparent;
  transition: all var(--duration-fast) var(--ease-out);
}

.filter-btn:hover {
  color: var(--color-text);
  border-color: var(--color-border);
}

.filter-btn.active {
  color: var(--color-bg);
  background: var(--color-text);
  border-color: var(--color-text);
}

/* Gallery grid */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

/* Card */
.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  background: var(--color-surface);
  box-shadow: 0 1px 3px hsla(220, 15%, 16%, 0.04);
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px hsla(220, 15%, 16%, 0.08),
              0 2px 8px hsla(220, 15%, 16%, 0.04);
}

.project-card__image-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.project-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.project-card:hover .project-card__image {
  transform: scale(1.04);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__view-btn {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: hsl(0, 0%, 100%);
  padding: var(--space-sm) var(--space-xl);
  border: 1.5px solid hsl(0, 0%, 100%);
  border-radius: 100px;
  transform: translateY(12px);
  transition: transform var(--duration-normal) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}

.project-card:hover .project-card__view-btn {
  transform: translateY(0);
}

.project-card__view-btn:hover {
  background: hsl(0, 0%, 100%);
  color: var(--color-text);
}

.project-card__info {
  padding: var(--space-lg) var(--space-lg) var(--space-xl);
}

.project-card__category {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-xs);
}

.project-card__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.project-card__description {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-top: var(--space-sm);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===== Lightbox ===== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--color-bg);
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out),
              visibility var(--duration-normal) var(--ease-out);
  -webkit-overflow-scrolling: touch;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox__header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-2xl);
  background: hsla(0, 0%, 98%, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

.lightbox__back-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  padding: var(--space-xs) var(--space-md);
  border-radius: 100px;
  transition: all var(--duration-fast) var(--ease-out);
}

.lightbox__back-btn:hover {
  color: var(--color-text);
  background: var(--color-surface);
}

.lightbox__back-btn svg {
  width: 16px;
  height: 16px;
  stroke-width: 2;
  transition: transform var(--duration-fast) var(--ease-out);
}

.lightbox__back-btn:hover svg {
  transform: translateX(-3px);
}

.lightbox__header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.lightbox__nav-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast);
}

.lightbox__nav-btn:hover {
  color: var(--color-text);
}

.lightbox__nav-btn svg {
  width: 16px;
  height: 16px;
  stroke-width: 2;
}

.lightbox__counter {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-text-tertiary);
  font-variant-numeric: tabular-nums;
}

.lightbox__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--color-text);
  transition: all var(--duration-fast) var(--ease-out);
}

.lightbox__close:hover {
  background: var(--color-surface);
  transform: rotate(90deg);
}

.lightbox__close svg {
  width: 20px;
  height: 20px;
  stroke-width: 2;
}

.lightbox__container {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--space-3xl) var(--space-xl) var(--space-4xl);
}

.lightbox__article {
  display: flex;
  flex-direction: column;
}

.lightbox__intro {
  margin-bottom: var(--space-3xl);
  text-align: left;
}

.lightbox__category {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-sm);
}

.lightbox__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
}

.lightbox__description {
  font-size: clamp(1rem, 1.25vw, 1.2rem);
  line-height: 1.8;
  color: var(--color-text-secondary);
  max-width: 820px;
}

/* Gallery placed directly underneath the description */
.lightbox__gallery {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
  width: 100%;
}

.lightbox__gallery-item {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 40px hsla(220, 15%, 16%, 0.06);
  background: var(--color-bg-alt);
}

.lightbox__gallery-item img {
  width: 100%;
  height: auto;
  display: block;
}

.lightbox__gallery-item video {
  width: 100%;
  height: auto;
  max-height: 80vh;
  display: block;
  background: #000;
}

/* 4-Panel Grid layout for project galleries */
.lightbox__gallery-grid {
  display: grid;
  width: 100%;
}

.lightbox__gallery-grid--4 {
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.lightbox__gallery-grid-item {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px hsla(220, 15%, 16%, 0.08);
  background: var(--color-bg-alt);
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.lightbox__gallery-grid-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px hsla(220, 15%, 16%, 0.12);
}

.lightbox__gallery-grid-item img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
}

.lightbox__footer {
  margin-top: var(--space-4xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: center;
}

.lightbox__footer-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text);
  padding: var(--space-md) var(--space-2xl);
  border: 1.5px solid var(--color-text);
  border-radius: 100px;
  transition: all var(--duration-fast) var(--ease-out);
}

.lightbox__footer-back:hover {
  background: var(--color-text);
  color: var(--color-bg);
}

.lightbox__footer-back svg {
  width: 16px;
  height: 16px;
  stroke-width: 2;
  transition: transform var(--duration-fast);
}

.lightbox__footer-back:hover svg {
  transform: translateX(-3px);
}

@media (max-width: 768px) {
  .lightbox__header {
    padding: var(--space-sm) var(--space-md);
  }
  .lightbox__container {
    padding: var(--space-2xl) var(--space-md) var(--space-3xl);
  }
  .lightbox__intro {
    margin-bottom: var(--space-2xl);
  }
  .lightbox__gallery-grid--4 {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* ===== About ===== */
.about {
  padding: var(--space-4xl) 0;
  background: var(--color-surface);
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about__visual {
  position: relative;
}

.about__image-frame {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-alt);
  position: relative;
  box-shadow: 0 20px 48px hsla(220, 15%, 16%, 0.12);
}

.about__portrait-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transition: transform var(--duration-slow) var(--ease-out);
}

.about__image-frame:hover .about__portrait-img {
  transform: scale(1.025);
}

.about__accent-block {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 120px;
  height: 120px;
  border-radius: var(--radius-md);
  background: var(--color-text);
  z-index: -1;
}

.about__text h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: var(--space-xl);
}

.about__text p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.about__stats {
  display: flex;
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.about__stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.about__stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
}

.about__actions {
  margin-top: var(--space-2xl);
}

.about__resume-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
  padding: var(--space-md) var(--space-2xl);
  border: 1.5px solid var(--color-text);
  border-radius: 100px;
  transition: all var(--duration-fast) var(--ease-out);
}

.about__resume-btn:hover {
  background: var(--color-text);
  color: var(--color-bg);
}

.about__resume-btn svg {
  width: 16px;
  height: 16px;
  transition: transform var(--duration-fast) var(--ease-out);
}

.about__resume-btn:hover svg {
  transform: translateX(3px);
}

/* ===== Resume ===== */
.resume {
  padding: var(--space-4xl) 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.resume__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
  flex-wrap: wrap;
}

.resume__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-top: var(--space-xs);
  color: var(--color-text);
}

.resume__download-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
  padding: var(--space-sm) var(--space-xl);
  border: 1.5px solid var(--color-text);
  border-radius: 100px;
  background: transparent;
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}

.resume__download-btn:hover {
  background: var(--color-text);
  color: var(--color-bg);
  transform: translateY(-1px);
}

.resume__download-btn svg {
  width: 16px;
  height: 16px;
  stroke-width: 2;
  transition: transform var(--duration-fast) var(--ease-out);
}

.resume__download-btn:hover svg {
  transform: translateY(2px);
}

/* Summary Banner */
.resume__summary {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  margin-bottom: var(--space-3xl);
  box-shadow: 0 4px 20px hsla(220, 15%, 16%, 0.03);
}

.resume__summary .resume__section-title {
  margin-bottom: var(--space-sm);
  border-bottom: none;
  padding-bottom: 0;
}

.resume__summary p {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  max-width: 960px;
  margin: 0;
}

/* Resume Grid */
.resume__grid {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.resume__section-title {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
}

/* Experience Timeline / Roles */
.resume__experience {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.resume__item {
  position: relative;
  padding-left: var(--space-xl);
  border-left: 2px solid var(--color-border);
  transition: border-color var(--duration-fast) var(--ease-out);
}

.resume__item:hover {
  border-left-color: var(--color-text);
}

.resume__item::before {
  content: "";
  position: absolute;
  top: 6px;
  left: -6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-text);
  transition: background-color var(--duration-fast) var(--ease-out);
}

.resume__item:hover::before {
  background: var(--color-text);
}

.resume__item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.resume__role {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-bottom: 2px;
}

.resume__company {
  font-size: 0.875rem;
  font-weight: 450;
  color: var(--color-text-secondary);
}

.resume__subcompany {
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

.resume__tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 1px 8px;
  border-radius: 100px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  margin-left: 6px;
}

.resume__period {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  font-variant-numeric: tabular-nums;
  padding: 3px 10px;
  background: var(--color-surface);
  border-radius: 100px;
  white-space: nowrap;
}

.resume__bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin: 0;
  padding: 0;
}

.resume__bullets li {
  position: relative;
  padding-left: var(--space-lg);
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

.resume__bullets li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-text-tertiary);
}

/* Sidebar & Cards */
.resume__sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.resume__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: 0 4px 20px hsla(220, 15%, 16%, 0.02);
}

.resume__card-title {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
}

.resume__skill-group {
  margin-bottom: var(--space-xl);
}

.resume__skill-group:last-child {
  margin-bottom: 0;
}

.resume__skill-heading {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-sm);
}

.resume__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.resume__pill {
  font-size: 0.8125rem;
  font-weight: 450;
  padding: 4px 10px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  color: var(--color-text);
  transition: all var(--duration-fast) var(--ease-out);
}

.resume__pill:hover {
  border-color: var(--color-text);
  transform: translateY(-1px);
}

.resume__edu-item {
  margin-bottom: var(--space-lg);
}

.resume__edu-item:last-child {
  margin-bottom: 0;
}

.resume__edu-degree {
  font-size: 0.9375rem;
  font-weight: 550;
  color: var(--color-text);
  margin-bottom: 2px;
}

.resume__edu-school {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.resume__meta-line {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.resume__meta-line:last-child {
  margin-bottom: 0;
}

.resume__meta-line svg {
  width: 16px;
  height: 16px;
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

.resume__meta-line a {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--duration-fast);
}

.resume__meta-line a:hover {
  color: var(--color-text-secondary);
}

@media (max-width: 960px) {
  .resume__grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

/* ===== Contact ===== */
.contact {
  padding: var(--space-4xl) 0;
}

.contact__inner {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
}

.contact__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.08;
  margin-bottom: var(--space-lg);
}

.contact__subtitle {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
}

.contact__email-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.125rem;
  font-weight: 450;
  color: var(--color-text);
  padding: var(--space-md) var(--space-2xl);
  border: 1.5px solid var(--color-text);
  border-radius: 100px;
  transition: all var(--duration-fast) var(--ease-out);
}

.contact__email-link:hover {
  background: var(--color-text);
  color: var(--color-bg);
}

.contact__email-link svg {
  width: 18px;
  height: 18px;
  transition: transform var(--duration-fast) var(--ease-out);
}

.contact__email-link:hover svg {
  transform: translateX(3px);
}

.contact__socials {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.contact__social-link {
  font-size: 0.8125rem;
  font-weight: 450;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  position: relative;
  padding-bottom: 2px;
  transition: color var(--duration-fast) var(--ease-out);
}

.contact__social-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-text);
  transition: width var(--duration-normal) var(--ease-out);
}

.contact__social-link:hover {
  color: var(--color-text);
}

.contact__social-link:hover::after {
  width: 100%;
}

/* ===== Footer ===== */
.footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__copyright {
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

.footer__back-top {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__back-top:hover {
  color: var(--color-text);
}

.footer__back-top svg {
  width: 14px;
  height: 14px;
  transition: transform var(--duration-fast) var(--ease-out);
}

.footer__back-top:hover svg {
  transform: translateY(-2px);
}

/* ===== Animations ===== */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.stagger > .reveal:nth-child(1) { transition-delay: 0ms; }
.stagger > .reveal:nth-child(2) { transition-delay: 80ms; }
.stagger > .reveal:nth-child(3) { transition-delay: 160ms; }
.stagger > .reveal:nth-child(4) { transition-delay: 240ms; }
.stagger > .reveal:nth-child(5) { transition-delay: 320ms; }
.stagger > .reveal:nth-child(6) { transition-delay: 400ms; }
.stagger > .reveal:nth-child(7) { transition-delay: 480ms; }
.stagger > .reveal:nth-child(8) { transition-delay: 560ms; }

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .hero__eyebrow,
  .hero__title,
  .hero__subtitle,
  .hero__scroll-indicator {
    opacity: 1;
    transform: none;
    animation: none;
  }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .gallery {
    gap: var(--space-md);
  }

  .about__inner {
    gap: var(--space-2xl);
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
  }

  .nav__links {
    position: fixed;
    inset: 0;
    top: var(--nav-height);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
    background: hsla(40, 20%, 97%, 0.98);
    backdrop-filter: blur(20px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--duration-normal) var(--ease-out),
                visibility var(--duration-normal);
  }

  .nav__links.open {
    opacity: 1;
    visibility: visible;
  }

  .nav__links .nav__link {
    font-size: 1.25rem;
    letter-spacing: 0.06em;
  }

  .nav__menu-btn {
    display: flex;
  }

  .gallery {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .about__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about__visual {
    max-width: 320px;
    margin-inline: auto;
  }

  .about__accent-block {
    display: none;
  }

  .about__stats {
    justify-content: center;
  }

  .filter-bar {
    gap: var(--space-xs);
  }

  .filter-btn {
    padding: var(--space-xs) var(--space-md);
    font-size: 0.75rem;
  }

  .lightbox__nav {
    display: none;
  }

  .lightbox__close {
    top: var(--space-md);
    right: var(--space-md);
  }

  .footer__inner {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding-inline: var(--space-md);
  }

  .hero__content {
    padding: var(--space-2xl) var(--space-md);
  }

  .about__stats {
    flex-direction: column;
    gap: var(--space-lg);
    align-items: center;
  }

  .contact__socials {
    flex-direction: column;
    gap: var(--space-md);
  }
}